CVE-2021-33216
An issue was discovered in CommScope Ruckus IoT Controller 1.7.1.0 and earlier. An Undocumented...
An issue was discovered in CommScope Ruckus IoT Controller 1.7.1.0 and earlier. An Undocumented Backdoor exists, allowing shell access via a developer account.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An issue was discovered in CommScope Ruckus IoT Controller 1.7.1.0 and earlier. An Undocumented Backdoor exists, allowing shell access via a developer account.
- Record
CVE-2021-33216- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No score
An issue was discovered in CommScope Ruckus IoT Controller 1.7.1.0 and earlier. An Undocumented Backdoor exists, allowing shell access via a developer account.
- Record
CVE-2021-33216- Updated
- 2026-11-02
EUVDEUVD-2021-19928 No score
An issue was discovered in CommScope Ruckus IoT Controller 1.7.1.0 and earlier. An Undocumented Backdoor exists, allowing shell access via a developer account.
- Record
EUVD-2021-19928- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-3mj8-v2cx-7x5g No score
An issue was discovered in CommScope Ruckus IoT Controller 1.7.1.0 and earlier. An Undocumented...
An issue was discovered in CommScope Ruckus IoT Controller 1.7.1.0 and earlier. An Undocumented Backdoor exists, allowing shell access via a developer account.
- Record
GHSA-3mj8-v2cx-7x5g- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Ruckus IoT Controller 1.7.1.0 - Undocumented Backdoor Account | 2025-04-16 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-33216 is a critical vulnerability (CVSS 9.8) in Commscope Ruckus Iot Controller, published July 7, 2021. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 13.8%, the 96th percentile. No source names a fixed version.